<!--
 * @Author: jswang
 * @Date: 2021-07-29 10:30:16
 * @LastEditTime: 2021-08-25 10:19:16
-->
<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <page-tools>
        <template v-slot:after>
          <el-button type="primary" size="mini" @click="addPermission(1,'0')">添加权限</el-button>
        </template>
      </page-tools>
      <!-- 表格 -->
      <!-- row-key 指定id为唯一标识 -->
      <el-table
        :data="list"
        style="width: 100%"
        border
        row-key="id"
      >
        <el-table-column
          align="center"
          label="名称"
          prop="name"
        />
        <el-table-column
          align="center"
          label="标识"
          prop="code"
        />
        <el-table-column
          align="center"
          label="描述"
          prop="description"
        />
        <el-table-column
          align="center"
          label="操作"
        >
          <template v-slot="{row}">
            <el-button type="primary" v-if="row.type===1" @click="addPermission(2,row.id)">添加</el-button>
            <el-button type="primary" @click="editPermission(row.id)">编辑</el-button>
            <el-button type="primary" @click="delPermission(row.id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <!-- 新增和编辑弹层 -->
    <el-dialog
      :title="showText"
      :visible.sync="dialogVisible">
      <el-form ref="formDataRef" :model="formData" :rules="rules" label-width="120px">
        <el-form-item label="名称" prop="name">
          <el-input v-model="formData.name" style="width:90%"></el-input>
        </el-form-item>
        <el-form-item label="标识" prop="code">
          <el-input v-model="formData.code" style="width:90%"></el-input>
        </el-form-item>
        <el-form-item label="描述">
          <el-input v-model="formData.description" style="width:90%"></el-input>
        </el-form-item>
        <el-form-item label="开启">
          <el-switch v-model="formData.enVisible" :inactive-value="0" :active-value="1"/>
        </el-form-item>
      </el-form>
      <el-row type="flex" justify="center" slot="footer">
        <el-col :span="6">
          <el-button type="primary" @click="btnOk">确定</el-button>
          <el-button @click="btnCancel">取消</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script>
import { getPermissionList, delPermission, addPermission, updatePermission, getPermissionDetail } from '@/api/permission'
import {tranListToTreeData} from '@/utils'
export default {
  data(){
    return{
      list:[],
      dialogVisible:false,
      formData:{
        name: '', // 名称
        code: '', // 标识
        description: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: '', // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: '0' // 开启
      },
      rules:{
        name:[
          {required:true,message:'权限名称不能为空',trigger:'blur'}
        ],
        code:[
          {required:true,message:'权限标识不能为空',trigger:'blur'}
        ]
      }
    }
  },
  created(){
    this.getPermissionList()
  },
  computed:{
    showText(){
      return this.formData.id ? '编辑权限':'新增权限'
    }
  },
  methods:{
    async getPermissionList(){
      //将数据转为为 带 children 的数据
      this.list = tranListToTreeData(await getPermissionList(),'0')
      
    },
    // type 类型 1 访问权 2 操作权   pid标识当前数据的父节点
    addPermission(type,pid){
      this.formData.type= type
      this.formData.pid = pid
      this.dialogVisible = true
    },
    delPermission(id){
      this.$confirm("确认删除该权限点?").then(()=>{
        return  delPermission(id)
      }).then(()=>{
        this.$message.success("删除成功")
        //重新拉去数据
        this.getPermissionList()
      })
      
    },
    async editPermission(id){
      this.formData = await getPermissionDetail(id)
      this.dialogVisible = true

    },
    btnCancel(){
      //重制数据
      this.formData ={
        name: '', // 名称
        code: '', // 标识
        description: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: '', // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: '0' // 开启
      }
      //移除校验
      this.$refs.formDataRef.resetFields()  //移除校验
      this.dialogVisible = false
    },
    btnOk(){
      this.$refs.formDataRef.validate().then(()=>{
        //校验成功
        if(this.formData.id){
          return updatePermission(this.formData)  //调用编辑接口
        }
        return addPermission(this.formData) //调用新增接口
      }).then(()=>{
        //添加成功
        this.$message.success("操作成功")
        this.getPermissionList()
        this.dialogVisible = false
      })
    }
  }
}
</script>

<style>

</style>
